Michigan Compiled Laws, Chapter 288. Dairy Industry § 288.533

Sec. 63. (1) A bulk milk hauler/sampler shall not adulterate milk in the farm tank or the milk tank truck.

(2) There shall be no partial removal of milk from the farm tank by the bulk milk hauler/sampler except that partial pickups may be permitted when the farm tank is equipped with a 7-day recording device complying with the specifications of pasteurized milk ordinance appendix H, or another recording device acceptable to the department, provided that the farm milk tank shall be cleaned and sanitized when empty and shall be emptied at least every 72 hours. In the absence of a temperature recording device, partial pickups may be permitted as long as the farm tank is completely empty, clean, and sanitized before the next milking. In the event of emergency situations or seasonal weight restrictions, partial pickups will be allowed.

(3) A bulk milk hauler/sampler shall carry an accurate, approved dial-type or electronic thermometer with him or her on the route and shall not pickup milk from a farm tank which exceeds the maximum temperature allowed by law.

(4) A bulk milk hauler/sampler shall keep his or her sample transfer instrument and sample transport case clean and in good repair.

(5) A bulk milk hauler/sampler shall use the hose port provided for him or her in the milkhouse for accommodation of the pickup milk hose.

(6) A bulk milk hauler/sampler shall comply with the requirements of appendix B of the pasteurized milk ordinance, incorporated herein by reference.